Have _____,please . (  )

A．an banana

B．some bananas

C．Some bananas

选词填空
1.Do you ______（have，has）a friend？-Yes, his name’s Ben.
2.Peter can ______（write，writes） a letter.
3.The ladybird is red _____（and，or） black.
4. _________ ( what, what colour) is it? It's blue and yellow.
5. What colour ________ ( be ) it ? It's ______ ( a/an/the/不填)blue.